DE2132679C2 - Process for extracting petroleum and bitumen from underground deposits - Google Patents
Process for extracting petroleum and bitumen from underground depositsInfo
- Publication number
- DE2132679C2 DE2132679C2 DE19712132679 DE2132679A DE2132679C2 DE 2132679 C2 DE2132679 C2 DE 2132679C2 DE 19712132679 DE19712132679 DE 19712132679 DE 2132679 A DE2132679 A DE 2132679A DE 2132679 C2 DE2132679 C2 DE 2132679C2
- Authority
- DE
- Germany
- Prior art keywords
- carbon dioxide
- situ
- flooding
- oxygen
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 17
- 239000010426 asphalt Substances 0.000 title claims description 7
- 239000003208 petroleum Substances 0.000 title claims description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 62
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 31
- 239000001569 carbon dioxide Substances 0.000 claims description 31
- 238000011065 in-situ storage Methods 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 239000003245 coal Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 7
- 229910001868 water Inorganic materials 0.000 claims 7
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000567 combustion gas Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005755 formation reaction Methods 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- 239000010454 slate Substances 0.000 claims 1
- 238000003860 storage Methods 0.000 claims 1
- 238000005336 cracking Methods 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
- E21B43/243—Combustion in situ
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Treating Waste Gases (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Extraction Or Liquid Replacement (AREA)
Description
3 ^ 3 ^ 44th
müßte der Gesamtdruck ganz erheblich höher liegen. liehen oder auch in anderen Lagerstätten zum Fluten Weil der Gesamtdruck wegen des Arbcitens mit höher einzusetzen. Die gasförmigen Produkte stammen einkonzentriertem Sauerstoff relativ niedrig gehalten mal aus dem Erdöl selbst, und zu einem beträchtlichen werden kann, ist es mit dem erfindungsgemäßen Ver- Teil entstehen sie auch bei der erfindungsgemäßen fahren möglich, auch solche Lagerstätten auszubeuten, 5 Erzeugung des Kohlendioxids. Die bei der In-siludie einem höheren Gesamtdruck nicht standhalten Verbrennung entstehende Wärme führt nämlich zu würden. Krack- und Destillationsvcrgängen in der Lagerstätte,the total pressure would have to be considerably higher. borrowed or in other reservoirs for flooding Because the total pressure to use because of the work with higher. The gaseous products originate in concentrated form Oxygen is kept relatively low from the petroleum itself, and at a considerable time it is with the part according to the invention they also arise with the part according to the invention drive possible to exploit such deposits, 5 generation of carbon dioxide. The one at the In-siludie cannot withstand a higher total pressure would. Cracking and distillation processes in the deposit,
Durch das erfindungsgemäße Verfahren wird es wodurch leichter siedende bzw. gasförmige Kohlenermöglicht, von In-situ-Verbrennungen herrührende Wasserstoffe erzeugt werden, die nach vorn getrieben Destillations- und Krackrückstände nutzbringend zu io und in den nach oben geförderten Produkten angeverwertcn, indem diese in Kohlendioxid bzw. niedrig- reichert werden, während die als Flutmedien unmolekulare Begleitstoffe enthaltendes Kohlendioxid brauchbaren -Destinations- und Krackrückstände zu umgewandelt werden. erwünschtem urd benötigtem Kohlendioxid verbranntThe method according to the invention enables lower-boiling or gaseous coals, Hydrogen from in situ burns are generated which are propelled forward Distillation residues and cracking residues are usefully used for io and in the upwardly conveyed products, in that these are enriched in carbon dioxide or lower, while those used as flood media are unmolecular Carbon dioxide containing accompanying substances to useful destination and cracking residues being transformed. burned desired and required carbon dioxide
Das erfindungsgemäße Verfahren besitzt gegenüber werden.The inventive method has opposite to be.
bekannten, mit In-situ-Verbrennung arbeitenden öl- 15 Allgemein gilt, daß die bei der erfindungsgemäßen gewinnungsverfahren den wesentlichen Vorteil, daß Erzeugung des Kohlendioxids miterzeugt π niedrigrtur ein relativ kleiner Teil der Lagerstätte ausgebrannt molekularen Begieitstoffe, wie z.B. niedrigsiedende zu werden braucht, während der übrige Teil der und gasförmige gesättigte und ungesättigte Kohlen-Lagerstätte mit Hilfe des erfindungsgemäß durch die Wasserstoffe, das Kohlendioxid-Fluten auf mehrfache In-situ-Verbrennung erzeugten Kohlendioxids mit ao Weise unterstützen. So lösen sich diese Begleitstoffe hohem Entölungsgrad ausgebeutet werden kann. in den zu gewinnenden Materialien, erniedrigen derenknown oil working with in-situ combustion. In general, it is the case with the oil according to the invention extraction process has the essential advantage that the generation of carbon dioxide is also generated π lowertur a relatively small part of the deposit burned out molecular substances such as low-boiling point needs to be, while the remaining part of the and gaseous saturated and unsaturated coal deposit with the help of the invention by the hydrogen, the carbon dioxide flooding on multiple In situ combustion generated carbon dioxide with ao assist. This is how these accompanying substances dissolve high degree of oil removal can be exploited. in the materials to be extracted, lowering theirs
Eine weitere Durchführungsform des anmeldungs- Viskositäten und erhöhen zugleich ganz wesentlichAnother implementation form of the registration viscosities and increase at the same time quite significantly
gemäßen Verfahrens sieht vor, das durch In-situ-Ver- deren Lösungsvermögen für Kohlendioxid. Auf dieseaccording to the method provides that by in-situ dissolving power for carbon dioxide. To this
brennen erzeugte Kohlendioxid ganz oder teilweise Weise ermöglichen es die erfindungsgemäß miterzeugzum Fluten von anderen Lagerstätten einzusetzen. 25 ten Begleitstoffe, besonders große Quantitäten Kohlen-Burn generated carbon dioxide in whole or in part enables the invention to be co-generated To use floods from other deposits. 25th accompanying substances, especially large quantities of carbon
Beispielsweise kann man eine Lagerstätte, die teil- dioxid in den zu gewinnenden Materialien einzulösenFor example, one can set up a deposit to redeem the partial dioxide in the materials to be extracted
weise bereits ausgebeutet worden ist oder deren Aus- und den Entölungsgrad der Lagerstätte vorteilhaft zuhas already been exploited or the degree of oil extraction and de-oiling of the deposit is advantageous
beutung wegen bestimmter ungünstiger Eigenschaften verbessern.Improve the rating because of certain unfavorable properties.
des üls bzw. Bitumens unzweckmäßig wäre, ausbren- Folgender entscheidender Vorteil wird durch die nen und das entstandene Kohlendioxid zu anderen 30 erfindungsgemäß miterzeugten und eingelösten Be-L agerstätten hinleiten. Auch ist es in manchen Fällen gleitstoffe geboten: Das erhöhte Lösungsvennögen möglich, bereits zum Fluten benutztes, durch In-situ- des sich so ergebenden Gemisches aus diesen Begleit-Verbrennung erzeugtes Kohlendioxid, das durch die stoffen und dem zu gewinnenden Material für Kohlen-Produktionsbohrungen gemeinsam mit flüssigen und dioxid garantiert eine bessere Ausnutzung des gasförmigen Produkten nach oben gefördert worden 35 Kohlendioxids, da letzteres weitgehend echt eingelöst ist, von dem nach oben geförderten flüssigen Gut zu wird und nicht, wie bei den bekannten Verfahren, zu separieren und für sich allein oder gemeinsam iuit einem beträchtlicher.. Teil als Gasphase zur Förderden gasförmigen Produkten abermals in der Ursprung- bohrung durchbricht und ungenutzt nach oben strömt.of the oil or bitumen would be inexpedient, burn out the following decisive advantage is provided by the and the resulting carbon dioxide to other 30 Be-L co-generated and redeemed according to the invention guide agerstätten. In some cases, it is also advisable to use lubricants: the increased solvency possible, already used for flooding, through in-situ the resulting mixture from this accompanying combustion Carbon dioxide generated by the substances and the material to be extracted for coal production wells Together with liquid and dioxide, a better utilization of the gaseous products is guaranteed, since the latter is largely redeemed is to become of the liquid material conveyed upwards and not, as in the known processes, to separate and for themselves or together iuit a considerable .. part as a gas phase for conveying gaseous products break through again in the original bore and flow upwards unused.
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712132679 DE2132679C2 (en) | 1971-07-01 | 1971-07-01 | Process for extracting petroleum and bitumen from underground deposits |
NL7208504A NL7208504A (en) | 1971-07-01 | 1972-06-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712132679 DE2132679C2 (en) | 1971-07-01 | 1971-07-01 | Process for extracting petroleum and bitumen from underground deposits |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2132679B1 DE2132679B1 (en) | 1972-12-21 |
DE2132679C2 true DE2132679C2 (en) | 1973-07-12 |
Family
ID=5812331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712132679 Expired DE2132679C2 (en) | 1971-07-01 | 1971-07-01 | Process for extracting petroleum and bitumen from underground deposits |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2132679C2 (en) |
NL (1) | NL7208504A (en) |
-
1971
- 1971-07-01 DE DE19712132679 patent/DE2132679C2/en not_active Expired
-
1972
- 1972-06-21 NL NL7208504A patent/NL7208504A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL7208504A (en) | 1973-01-03 |
DE2132679B1 (en) | 1972-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
E77 | Valid patent as to the heymanns-index 1977 | ||
EHJ | Ceased/non-payment of the annual fee |